Detective Actuators: Detective details:
Forecast of Cause:
Trouble shooting 5
INDOOR UNIT Error Method:
Indicate or Display:
Connected Combination Error
Indoor Unit
Branch Box
1. connections condition in Controller PCB(Indoor unit / Branch Box)
When power is on and one of the below occurs.
1. When the wirring is mistake
2. When the connection outdoor unit different.
3. When the connection indoor unit of unsupported multi.
Indoor Unit : Operation LED 2 times Flash, Timer LED 3 Times Flash,
Economy LED Continuous Flash.
Outdoor Unit : E.5 U.1 or E.J 2.U
Error Code : 2 3
Check the Indoor unit / Branch Box
>> If there is abnormal connect, correct it by referring to Installation Manual
or Design & Technical Manual.
>> Upon correcting incorrect setting, and execute the check operation again.
Check Point 1 : Check the Indoor unit / Branch Box
02-21
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